The Dr. Gabrielle Lyon Show

The Truth About Sweeteners, Seed Oils, and Building Real Strength | Nick Barringer, PhD

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Apr 29, 2025
In this engaging discussion, Dr. Nick Barringer, a Nutritional Physiologist and veteran Army Ranger, sheds light on controversial nutrition topics. He tackles the safety of artificial sweeteners like sucralose and aspartame, and clarifies myths about seed oils. Barringer shares insights on the underrated benefits of creatine for both muscle and cognitive function. He also emphasizes personalized nutrition strategies for those over 40, hydration tips for athletes, and the importance of balanced omega fatty acids for overall wellness.
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INSIGHT

Sucralose DNA Damage Insight

  • Sucralose converts to sucralose 6-acetate, which can damage DNA even in small doses.
  • Animal studies show gut bacteria may convert up to 10% of sucralose into this genotoxic compound.
ADVICE

Avoid Synthetic Food Dyes

  • Avoid food dyes like Red 40 and Yellow 5, especially for children with sensitivity.
  • Use natural alternatives like beet-based dyes to reduce risk and unnecessary additives.
INSIGHT

Seed Oils Are Not Poisonous

  • No definitive study proves seed oils are inherently toxic.
  • Oxidized seed oils at high heat and excess omega-6 may contribute to inflammation, but evidence is not conclusive.
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